Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870995 | Hose | Osamu Ozawa | 1989-10-03 |
| 4802938 | Process for producing hoses | Tetsu Kitami, Katuya Ono | 1989-02-07 |
SI
Shigeru Igarashi
Overall (1989): #16,072 of 140,708Top 15%
2
Patents 1989